Methods approved under Clean Water Act Section 304(h) and published at 40 CFR Part 136.
You may need a PDF reader to view some of the files on this page. See EPA’s About PDF page to learn more.- 1103.1: Escherichia coli (E. coli) in Water by Membrane Filtration Using membrane-Thermotolerant Escherichia coli Agar (mTEC) (PDF)(45 pp, 840 K, March 2010, 821-R-10-002)
- 1106.1: Enterococci in Water by Membrane Filtration Using membrane-Enterococcus-Esculin Iron Agar (mE-EIA) (PDF)(41 pp, 824 K, December 2009, 821-R-09-015)
- 1600: Enterococci in Water by Membrane Filtration Using membrane-Enterococcus Indoxyl-β-D-Glucoside Agar (mEI) (PDF)(41 pp, 886 K, September 2014, 821-R-14-011)
- 1603: Escherichia coli (E. coli) in Water by Membrane Filtration Using Modified membrane-Thermotolerant Escherichia coli Agar (Modified mTEC) (PDF)(42 pp, 480 K, September 2014, 821-R-14-010)
- 1604: Total Coliforms and Escherichia coli in Water by Membrane Filtration Using a Simultaneous Detection Technique (MI Medium) (PDF)(18 pp, 393 K, September 2002, 821-R-02-024)
- 1622: Cryptosporidium in Water by Filtration/IMS/FA (PDF)(75 pp, 1 MB, December 2005, 815-R-05-001)
- 1623: Cryptosporidium and Giardia in Water by Filtration/IMS/FA (PDF)(76 pp, 960 K, December 2005, 815-R-05-002)